Studying for the CompTIA A+ Core 2 (220-1002)? The eight-part CompTIA A+ (220-1002): Cert Prep series was designed to help you tackle this exam with confidence. In this installment, CompTIA expert Mike Meyers reviews how to diagnose and repair a variety of issues in operating systems, from boot problems to kernel panics. Mike goes over the Windows Recovery Environment (WinRE), a powerful toolset for the repair and recovery of Windows systems. He also reviews advanced startup options, steps through how to effectively troubleshoot at the GUI, and shares tips for resolving issues with applications.